For electrical engineers , technicians , and laboratory researcher , this tester enhances efficiency by providing accurate insulation voltages measurements across a wide ranges of component Ideal for industrial inspections , laboratory tests , and electrical equipment maintenance , this tester is perfect for measuring the withstand voltages of transistors , diode , capacitors , and more precise voltages testing with our Multifunction Withstand Voltages Tester , offering adjustable output from DC50V to 3700V with a accuracy , making it a essential tool for any professional setting This device features a output of constant voltages or current , a power of 5W , and a high resolution voltmeter , ensuring in various applications With its protections features like over temperature and low battery alerts , this tester ensures safe and efficient operate , making it a valuable addition to your toolkit, Manufacturer: TSMORY